Given the slope profile in vertical section shown in the sketch and an angle of friction ? = 15?, if the mass center of the slide is initially at 1, determine the height of the mass center after sliding. This is the distance of 5 above the valley floor.

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Not to scale h = 1200 fe (366 m) = 35° hz = 650 fe (198 m) *3 =20 *2= 20 100 fe (30.5 m) 2.